--Improve monitoring of air pollution.
加强对空气污染的监管力度。
UNICEF said its air pollution report uses satellite imagery to show the global scope of the air pollution problem.
联合国儿童基金会称其发布的报告用卫星图像显示了全球范围内的空气污染问题。
Around 2 billion children live in places with outdoor pollution exceeding World Health Organization air quality guidelines, the report said. Most of these children live in low- and middle-income countries.
报告指出,参照世界卫生组织(WTO)发布的《空气质量准则》,约有20亿儿童生活在室外空气污染超标的环境中。其中大部分儿童都生活在中低收入国家。
That includes 620 million in South Asia, 520 million in Africa and 450 million in East Asia and the Pacific, UNICEF said.
这样的儿童在南亚、非洲和东亚与太平洋地区分别有6.2亿、5.2亿和4.5亿。
The outdoor air pollution is most common in low-income, urban areas and is caused by vehicle emissions, heavy use of fossil fuels, dust and burning of waste, the report said.
报告指出,室外空气污染由汽车尾气排放、大量使用化石燃料、粉尘和焚烧垃圾引起,在低收入的城市地区最为常见。
The satellite map doesn't take into account the dangers of indoor pollution, primarily a problem in lower-income, rural areas where people use solid fuels like coal and wood for cooking and heating.
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